US Patent: 431,236
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| Monkey Wrench
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Patentee:
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| Richard Wayland Smith (exact or similar names) - Kenwood, NY |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Applied: |
Mar. 05, 1890 |
| Granted: |
Jul. 01, 1890 |
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Patent Pictures:
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Richard Wayland Smith patent July 1, 1890 |
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Stan Schulz
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Description: |
| The adjustable jaw is hinged to the shank of the stationary jaw; the frame holding the movable jaw and adjusting nut is pressed against the stationary jaw and shank by a heavy leaf spring. This would allow for a kind of ratchet action as the jaws would open on "reverse" motion. |
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